Dumped the System, Sent My Ex to Hell EP 1

Mia Astor, the heiress of a hidden New York dynasty, binds with a Companion System to revive her husband and son lost in a car accident. She spends ten years in another world as the contract wife of billionaire Cole Tate, enduring humiliation and neglect. After completing the mission, Mia returns home and reclaims her true identity. But Cole follows her across worlds, desperate to win her back. This time, Mia will no longer sacrifice herself—she will make everyone who hurt her pay.